title: An outbreak of A/USSR/90/77 (H1N1) influenza in army recruits: clinical and laboratory observations.
mesh_terms: D000293:Adolescent; D000328:Adult; D004196:Disease Outbreaks / Q000453:epidemiology; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology*; D007557:Israel; D008887:Military Medicine